In the following figures DE || BC.
(i) Find EC (ii) Find AD

In each of the following figures AB || CD. Find the value of x in each case.

Consider the graph of y = f(x) as shown in the following figure. (i) Find the sum of the roots of the equation f (x) = 0. (ii) Find the product of the roots of the equation f(x) = 4. (iii) Find the absolute value of the difference of the roots of the equation f(x) = x+2 .

In the adjoining figure DE||BC and if AD : BD=3 : 5 , then find (are of DeltaADE ) : (area DeltaCDE ).

In the adjoining figure, if DE||BC , BE||XC and (AD)/(DB)=(2)/(1) , then find the value of (AX)/(XB) .

In the given figure AB || CD, BC || DE then find the values of x and y

In the adjoining figure if DE||BC , then the value of x is

In the given figure, DE || AC and DF || AE Prove that (BF)/(FE) = (BE)/(EC) .

In the following figure, if /_ACB=/_BAD , AC=8cm , AB=16cm and AD=3cm , then find the length of BD .

Find the radian measures corresponding to the following degree measures: (i) 25 ^(@) (ii) - 47^(@)30 (iii) 240^(@) (iv) 520^(@)

In the adjoining figure AD and BE are perpendicular ot BC and AC respectively of the Delta ABC . The four points A,B,D,E are concylic.